DZ/T 0064.27-2021.Methods for analysis of groundwater quality-Part 27: Determination of potassium and sodium content-Flame emission spectrometry. 1范围

DZ/T 0064.26-2021.Methods for analysis of groundwater quality-Part 26: Determination of mercury content-Cold atomic absorption spectrophotometry. 1范围

DZ/T 0064.25-2021.Methods for analysis of groundwater quality-Part 25: Determination of iron content-Flame atomic absorption spectrophotometry. 1范围 DZ

DZ/T 0064.24-2021.Methods for analysis of groundwater quality-Part 24: Determination of iron content-The thiocyanate spectrophotometry. 1范围 DZ/T 0064的

DZ/T 0064.23-2021.Methods for analysis of groundwater quality-Part 23: Determination of iron content-Phenanthrolion spectrophotometry. 1范围 DZ/T0064的DZ

DZ/T 0064.22-2021.Methods for analysis of groundwater quality-Part 22: Determination of copper, lead, zinc, cadmium, manganese, chromium,nickel, cobal

DZ/T 0064.21-2021.Methods for analysis of groundwater quality-Part 21: Determination of copper,lead,zinc,cadmium,nickel,chromium,molybdenum and silver

DZ/T 0064.4-1993. 1主题内容与适用范围 DZ/T 0064.4规定了铂钴比色检验地下水色度的方法。 DZ/T 0064.4适用于地下水中色度的测定。最低检测色度为5度,测定范围5~50度。 2定义 规定由1mg/L铂以氯铂酸离子形式所产生的颜色为1个色度单位,称为1度。 3方法提要

DZ/T 0064.4-2021.Methods for analysis of groundwater quality-Part 4: Determination of chromaticity-Platinum-cobalt standard colorimetric method. 1范围 D

DZ/T 0064-2021。Methods for analysis of groundwater quality-Part 1: General requirements. 1范围 DZ/T 0064的DZ/T 0064.1规定了地下水质分析的一般要求。 DZ/T 0064的DZ/T 0064.